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2001 Cadillac DeVille 4.6L UnknownVIN: 1G6KD54Y01Hi, everyone
this car came in for door locks and window not operating.
Checked all ground and power wiring , everything looks ok.
With the remote entery door locks working , which tells me
(ddm)is working fine , right front window working fine but
other windo...

2003 GMC Safari 4.3L MisfireVIN: 1GKEL19X43This van has been in and out of the dealership a few times
and never been fixed.While driving up hill usually,under
load, just before it shifts into overdrive, it will miss
for a couple of seconds then go away. It will set the check
engine light on and sometim... Trouble codes: P0101, P0300

2005 GMC Sierra 1500 5.3L MIL Lamp onVIN: 132FDOI1CDtruck keeps throwing PO446 code replaced vent solenoid and
carbon canister as both were full of dirt and would not
close solenoid has been back twice now for same code we can
hear click (open/close) with scanner vent should be working
Thanks for your help we d... Trouble codes: P0446

2005 Pontiac Grand Prix GT 3.8L SuspensionVIN: 2G2WP52245There is a pronounced rear suspension noise going over
bumps. Its quite load. Will do it on a small bump too, like
pulling into the shop, just the concrete lip into the
garage, load clunk. Happens always. If I jump the
rear(jounce) it will not make the noise. ...

2004 Saturn Vue 2.2L Poor Idle Quality, Cuts out, Stall, MIL Lamp onVIN: 5GZCZZ3D84and now when you go to start it.It runs rough for about 15
sec. no throttle response and then shuts off. when you go
to crank with out cycling the key we see no spark if you
turn ign. switch off and then back on it will start up
again we have replaced the thro... Trouble codes: P 599

1995 Buick Regal Custom 3.8L Poor Idle QualityVIN: 2G4WB52L2SThanks to all the replied to this help, David from Manitoba was right on the money only our problem was occurring all the time. We double checked all the readings, checked and disconnected the cruise, checked the throttle plate and checked the idle screw then ...

1995 Buick Regal 3.8L No Start, long crankVIN: 2G4WB52L2SThanks for all the replies. The consensus seems to be cam, crank, injector or fuel pump. If the customer brings the car back I will check these things first. Unfortunately he barely drives the car and is not interested in spending much time or money on it. ...

2005 Buick LaCrosse CX 3.8L StallVIN: 2G4WC53215sorry for the delay on the fix,this is a family members car,he was doing some of the diagnosing him self and would call me from time to time,it turned out to be a bad crank sensor,thanks for all the replies

2006 Buick Terraza CXL 3.5L chimeVIN: 5GADX33LX6Checking all modules for codes, I found 2 codes in the seat module that related to the seat memory switch. I pulled the
switch and touched the pins on the connector with a test light
and that re-created the same chime. Found that the switch was
shorting to g...

2003 Chevrolet Trailblazer LS 4.2L smell of fuelVIN: 1GNDS13SX3Thanks for all the information I am waiting for customer to get back to me so I am going to close this and will updat when I hear back and or fix the vehicle. Thaks again, Stan.

2004 Chevrolet Express 3500 6.0L No StartVIN: 1GBJG31U94Thanks to Michael from Connecticut, for the voltage readings of 10v. Although that didn't totally solve it, it put me on the right track. And Todd from Michigan, for confirming the crank sensor voltages, and Carter from New Mexico for also helping to point in...